15YYoouurr PPhhoonnee14YYoouurr PPhhoonneeBacklightThe display is illuminated by a backlight. When youpress any key, the backlight illuminates. It turns off ifno key is pressed within a given period of time,depending on the Backlight option set in the Displaymenu.To specify the length of time for which the backlight isactive, set the Backlight menu (MENU 7-3). Seepage 100 for further details.Note: In Standby mode or Talk mode, the displayautomatically turns off after some time toconserve your battery power. Press any key toturn the display on.Service LightThe service light is at the outline of the navigation key.It flashes to indicate incoming call or message. Also,the service light flashes for a few seconds when youturn on the phone.To turn the service light on or off, use the ServiceLED menu option (MENU 7-6); see page 102 forfurther details.Digital Mode: Indicates when the phoneis logged onto a digital network.1x Mode: Indicates when the phone is in1x mode.Battery Status: Shows the level of yourbattery. The more bars you see, the morepower you have left.Vibration: Appears when you set theringer volume for calls to Vibrate orHigh+Vib or when the phone is in Silentmode.